Features 3″ 4 layers Anodized aluminum high-temperature voice coil Non-pressed paper cone Double-stitched reinforced foam surround Dual poly-cotton dampeners Die-cast aluminum vented basket Rubber gasket trim ring Large gauge compression terminals Protective magnet cover Specifications Dynamic Power Handling: 6000 Watts Nominal Power Handling: 3000 Watts Impedance: Dual 2Ω Voice Coil Resonant Frequency (fs): 27.38Hz D.C. Voice Coil Resistance (Re): 2 x 2Ω Mechanical Quality Factor (Qms): 3.68 El